Home / 709,341.62-1,064,494.38-288,694.04

Finding the Fourth Proportional to 709,341.62, 1,064,494.38 and 288,694.04

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Solution

The fourth proportional to 709,341.62, 1,064,494.38 and 288,694.04 is: 433,237.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,341.62 : 1,064,494.38 = 288,694.04 : x
  2. Step 2: Convert to fraction form
    709,341.62/1,064,494.38 = 288,694.04/x
  3. Step 3: Cross multiply
    709,341.62x = 1,064,494.38 × 288,694.04
  4. Step 4: Simplify right side
    709,341.62x = 307,313,183,119.50
  5. Step 5: Solve for x
    x = 307,313,183,119.50/709,341.62
  6. Step 6: Final answer
    x = 433,237.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.